Medha -the Programming Quiz
- 1.What is the output of the below code snippet?#include<stdio.h> main(){ int a = 5, b = 3, c = 4; printf("a = %d, b = %d\n", a, b, c);}
- A.
a=5, b=3
- B.
a=5, b=3,c=0
- C.
a=5, b=3,0
- D.
Compile error
- 2.What is the output of the following program?#include<stdio.h> main(){ struct { int x;} var = {5}, *p = &var; printf("%d %d %d",var.x,p->x,(*p).x);}
- A.
5 5 5
- B.
5 5 garbage value
- C.
5 5 0
- D.
Compile error
- 3.What is the built in library function to adjust the allocated dynamic memory size.
- A.
Malloc
- B.
Calloc
- C.
Realloc
- D.
Resize
- 4.What is the output of the following program?#include<stdio.h>main(){ fprintf(stdout,"Hello, World!");}
- A.
Hello, world!
- B.
Compile error
- C.
No output
- D.
Runtime error
- 5.A Variable name in C includes which special symbols?
- A.
* (asterisk)
- B.
# (Hash)
- C.
+ (Addition)
- D.
_ (underscore)
- 6.The correct order of mathematical operators in mathematics and computer programming,
- A.
Addition, Subtraction, Multiplication, Division
- B.
Division, Multiplication, Addition, Subtraction
- C.
Multiplication, Addition, Division, Subtraction
- D.
Mathematical operators can be done in any order
- 7.Choose the correct order of evaluation,
- A.
Relational Arithmetic Logical Assignment
- B.
Arithmetic Relational Logical Assignment
- C.
Logical Arithmetic Relational Assignment
- D.
Assignment Arithmetic Logical Relational
- 8.What is the output of the below code snippet?#include<stdio.h> main(){ for(;;)printf("Hello");}
- A.
Infinite loop
- B.
Prints “Hello” once.
- C.
No output
- D.
Compile error
- 9.Compiler generates ___ file.
- A.
Executable code
- B.
Object code
- C.
Assembly code
- D.
None of above
- 10.C is the successor of ___ programming language.
- A.
C++
- B.
B++
- C.
B
- D.
MINI C
- 11.Which library function can convert an integer/long to a string?
- A.
ltoa()
- B.
Ultoa()
- C.
Sprintf()
- D.
None of the above
- 12.What is the output of the following program?#include<stdio.h>void f(){ static int i = 3; printf("%d ", i); if(--i) f();}main(){ f();}
- A.
3 2 1 0
- B.
3 2 1
- C.
3 3 3
- D.
Compile error
- 13.Identify the incorrect file opening mode from the following.
- A.
R
- B.
W
- C.
X
- D.
A
- 14.In C, what are the various types of real data type (floating point data type)?
- A.
Float, long double
- B.
Long double, short int
- C.
Float, double, long double
- D.
Short int, double, long int, float
- 15.To print a double value which format specifier can be used?
- A.
%L
- B.
%If
- C.
%Lf
- D.
None of the above
- 16.What is the output of the following program?#include<stdio.h>void main(){ char s[ ] = "C++"; printf("%s ",s); s++; printf("%s",s);}
- A.
C++ C++
- B.
C++ ++
- C.
++ ++
- D.
Compile error
- 17.Which of the following statement shows the correct implementation of nested conditional operation by finding greatest number out of three numbers?
- A.
Max = a>b ? a>c?a:c:b>c?b:c
- B.
A=b ? c=30;
- C.
A>b : c=30 : c=40;
- D.
Return (a>b)?(a:b) ?a:c:b
- 18.Specify the 2 library functions to dynamically allocate memory?
- A.
Malloc() and memalloc()
- B.
Alloc() and memalloc()
- C.
Malloc() and calloc()
- D.
Memalloc() and faralloc()
- 19.In C, if you pass an array as an argument to a function, what actually gets passed?
- A.
Value of elements in array
- B.
First element of the array
- C.
Base address of the array
- D.
Address of the last element of array
- 20.Which of the following function is used to find the first occurrence of a given string in another string?
- A.
Strchr()
- B.
Strrchr()
- C.
Strstr()
- D.
Strnset()
Questions: 18 | Attempts: 57308 | Last updated: Mar 22, 2022
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